问题
选择题
Would it be _____ for you to pick me up at four o' clock and take me to the airport? [ ]
A. arbitrary
B. vacant
C. compulsory
D. convenient
答案
答案：D
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Would it be _____ for you to pick me up at four o' clock and take me to the airport? [ ]
A. arbitrary
B. vacant
C. compulsory
D. convenient
答案：D